| | Alexander Jones wrote: | | I wouldn't put too much stock into comparing the GNU version of | | ed with OpenBSD's, since they both ultimately derive from the | | same implementation (written in the early-to-mid 1990s by Andrew | | Moore) and thus could share long-standing bugs. That being said, | | I concur with your reading of the POSIX spec that the modified | | command string should be printed before the command is executed, | | so this is likely a bug that should be fixed in GNU and reported | | to the various BSDs. | | Antonio wrote: | Agreed. In spite of the many changes made in GNU ed since 2006, most | of the code still comes from Andrew's implementation of 1993-1994, | so this bug may be also present in BSD ed.
For the record, the bug exists in ed-0.2, OpenBSD and NetBSD. It does not exist on FreeBSD or my own version. -AM
